SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: The server requested authentication method unknown to the client
mysql error number: 2054
Date: 28.03.2024 @ 16:15
Script: /board/misc.php?action=faq&sid=19797833e52bd2e91532587cc00d9353
Referer: