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: 02.07.2025 @ 02:50
Script: /usercp.php?sid=16443889b77cdfb071522b0509e2e23c&action=options_change
Referer: