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 @ 07:54
Script: /register.php?sid=8b7b54a25ab8353c529f9bda60bc3606
Referer: