SQL-DATABASE ERROR

Database error in WoltLab Burning Board: cannot use database usr_web121_1
mysql error: Access denied for user 'web121'@'178.254.62.160' to database 'usr_web121_1'
mysql error number: 1044
Date: 24.05.2019 @ 13:21
Script: /board.php?boardid=92
Referer: