SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Link-ID == false, connect failed
mysql error: User o2357157 already has more than 'max_user_connections' active connections
mysql error number: 1203
mysql version: unknown
php version: 5.6.40
Date: 15.05.2024 @ 17:00
Script: /calendar.php?sid=b966d0af2863676ef95b86f19bf5e612
Referer: