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 ('b6d4f952c3f16dce6d5ed04a8d621658','0','3.15.171.202','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715221833','calendar.php?sid=3cfe06c3dc5556b1ed01f1c8a8a399f7','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: 09.05.2024 @ 04:30
Script: /Forum/calendar.php?sid=3cfe06c3dc5556b1ed01f1c8a8a399f7
Referer: