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 ('0bff253ebfe8129b33db1cb4cded0909','0','3.15.143.181','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714743181','calendar.php?sid=dbd5258a542aa8fb78580e4b5fba7e2f','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: 03.05.2024 @ 15:33
Script: /Forum/calendar.php?sid=dbd5258a542aa8fb78580e4b5fba7e2f
Referer: