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 ('5972c8e21fa5a281f79c642119a2798a','0','3.15.237.255','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714954389','calendar.php?sid=f47622ee00d42e471fa50de2ce8d5abd','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: 06.05.2024 @ 02:13
Script: /Forum/calendar.php?sid=f47622ee00d42e471fa50de2ce8d5abd
Referer: