class CustomerUserGroup(AbstractBaseModel):
    id = models.UUIDField(primary_key=True, default=uuid4, editable=False, unique=True, db_column='customerusergroup_id')


class OwnerGroup(AbstractBaseModel):
    id = models.UUIDField(primary_key=True, default=uuid4, editable=False, unique=True, db_column='ownergroup_id')
    customer_user_group = models.ManyToManyField(CustomerUserGroup)


customer_group = CustomerUserGroup.objects.all()[0]
OwnerGroup.objects.all()[0].customer_user_group.add(group)

Traceback (most recent call last):
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 89, in _execute
    return self.cursor.execute(sql, params)
psycopg2.errors.SyntaxError: syntax error at or near "ON"
LINE 1: ...5c74ff2ce84', 'cf6d2a7cc06846e488905f8ed8844822') ON CONFLIC...
                                                             ^
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
  File "C:\~\AppData\Local\Programs\Python\Python310\lib\threading.py", line 946, in run
    self._target(*self._args, **self._kwargs)
  File "C:\~\venv\lib\site-packages\django\utils\autoreload.py", line 64, in wrapper
    fn(*args, **kwargs)
  File "C:\~\venv\lib\site-packages\django\core\management\commands\runserver.py", line 125, in inner_run
    autoreload.raise_last_exception()
  File "C:\~\venv\lib\site-packages\django\utils\autoreload.py", line 87, in raise_last_exception
    raise _exception[1]
  File "C:\~\venv\lib\site-packages\django\core\management\__init__.py", line 398, in execute
    autoreload.check_errors(django.setup)()
  File "C:\~\venv\lib\site-packages\django\utils\autoreload.py", line 64, in wrapper
    fn(*args, **kwargs)
  File "C:\~\venv\lib\site-packages\django\__init__.py", line 24, in setup
    apps.populate(settings.INSTALLED_APPS)
  File "C:\~\venv\lib\site-packages\django\apps\registry.py", line 124, in populate
    app_config.ready()
  File "C:\~\venv\lib\site-packages\django\contrib\admin\apps.py", line 27, in ready
    self.module.autodiscover()
  File "C:\~\venv\lib\site-packages\django\contrib\admin\__init__.py", line 50, in autodiscover
    autodiscover_modules("admin", register_to=site)
  File "C:\~\venv\lib\site-packages\django\utils\module_loading.py", line 58, in autodiscover_modules
    import_module("%s.%s" % (app_config.name, module_to_search))
  File "C:\~\AppData\Local\Programs\Python\Python310\lib\importlib\__init__.py", line 126, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "C:\~\statement\admin\__init__.py", line 3, in <module>
    from .owner_group_admin import CustomOwnerGroupAdmin
  File "C:\~\statement\admin\owner_group_admin.py", line 26, in <module>
    OwnerGroup.objects.all()[0].customer_user_group.add(group)
  File "C:\~\venv\lib\site-packages\django\db\models\fields\related_descriptors.py", line 1048, in add
    self._add_items(
  File "C:\~\venv\lib\site-packages\django\db\models\fields\related_descriptors.py", line 1269, in _add_items
    self.through._default_manager.using(db).bulk_create(
  File "C:\~\venv\lib\site-packages\django\db\models\query.py", line 579, in bulk_create
    returned_columns = self._batched_insert(
  File "C:\~\venv\lib\site-packages\django\db\models\query.py", line 1467, in _batched_insert
    self._insert(
  File "C:\~\venv\lib\site-packages\django\db\models\query.py", line 1434, in _insert
    return query.get_compiler(using=using).execute_sql(returning_fields)
  File "C:\~\venv\lib\site-packages\django\db\models\sql\compiler.py", line 1621, in execute_sql
    cursor.execute(sql, params)
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 103, in execute
    return super().execute(sql, params)
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 67, in execute
    return self._execute_with_wrappers(
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 80, in _execute_with_wrappers
    return executor(sql, params, many, context)
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 84, in _execute
    with self.db.wrap_database_errors:
  File "C:\~\venv\lib\site-packages\django\db\utils.py", line 91, in __exit__
    raise dj_exc_value.with_traceback(traceback) from exc_value
  File "C:\~\venv\lib\site-packages\django\db\backends\utils.py", line 89, in _execute
    return self.cursor.execute(sql, params)
django.db.utils.ProgrammingError: syntax error at or near "ON"
LINE 1: ...5c74ff2ce84', 'cf6d2a7cc06846e488905f8ed8844822') ON CONFLIC...