SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
mysql error number: 2002
Date: 28.03.2025 @ 03:35
Script: /search.php?action=user&userid=102&sid=61248735f65b4b692ea63c8071f8566b
Referer: