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: 26.04.2024 @ 19:27
Script: /board/misc.php?action=faq1&sid=84ee73ab8878508f347ce8f0a83b7c5e
Referer: