SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb2_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('88e03ebe94b6cad45151524411cadc3a','0','18.217.144.203','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715779809','calendar.php?sid=98e753a550bd8a2cb44a3d13aa14d000','0','0','')
mysql error: INSERT command denied to user 'o1571744'@'infong-eu267.clienthosting.eu' for table 'bb2_sessions'
mysql error number: 1142
mysql version: 5.7.42-log
php version: 7.4.33
Date: 15.05.2024 @ 15:30
Script: /Forum/calendar.php?sid=98e753a550bd8a2cb44a3d13aa14d000
Referer: