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: 29.03.2024 @ 13:19
Script: /board/index.php?sid=c3d2d842eb6d86d802696e74f1e61ea4
Referer: