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: 05.07.2025 @ 20:21
Script: /thread.php?threadid=4655&sid=21ba6e899142c1da655d7da66c413c0a
Referer: