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 @ 00:18
Script: /wbb/editpost.php?postid=22840&sid=58de951387dbe4f83c8a21f90e0487e4
Referer: http://delftseschaaksite.nl/wbb/editpost.php?postid=22840&sid=58de951387dbe4f83c8a21f90e0487e4