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 ('27eb971d4cb422353ea053bd5adbe884','0','3.15.235.104','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715185165','calendar.php?sid=ad94af77307273cc2b51fd535c57c6c0','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: 08.05.2024 @ 18:19
Script: /Forum/calendar.php?sid=ad94af77307273cc2b51fd535c57c6c0
Referer: