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: 20.04.2024 @ 13:55
Script: /board/newthread.php?boardid=13&sid=5a45b90d703b7b2910fad072d2be6a25
Referer: