Limit length of searchterm to prevent MysqliStatement error (#45445)

Author: Attila-SWE

components/com_finder/src/Helper/FinderHelper.php

@@ -54,7 +54,7 @@ public static function logSearch(Query $searchquery, $resultCount = 0)
         $temp              = new \stdClass();
         $temp->input       = trim(strtolower((string) $searchquery->input));
         $entry             = new \stdClass();
-        $entry->searchterm = $temp->input;
+        $entry->searchterm = mb_substr(trim($temp->input), 0, 255);
         $entry->query      = serialize($temp);
         $entry->md5sum     = md5($entry->query);
         $entry->hits       = 1;