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 @ 05:32
Script: /wbb/thread.php?threadid=6780&sid=1425bb1bc4bc28901d45b6e542005e4b
Referer: http://delftseschaaksite.nl/wbb/thread.php?threadid=6780&sid=1425bb1bc4bc28901d45b6e542005e4b