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: 21.05.2024 @ 02:44
Script: /wbb/editpost.php?postid=17846&sid=20f6d831ccb715d62c3d5fb23bb1832c
Referer: http://delftseschaaksite.nl/wbb/editpost.php?postid=17846&sid=20f6d831ccb715d62c3d5fb23bb1832c