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 ('478b1f3dfa0cf18236be0da6810c03d1','0','3.21.46.87','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715706473','calendar.php?sid=1f77048d98663a5fd3e9ffc5a303ec0f','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: 14.05.2024 @ 19:07
Script: /Forum/calendar.php?sid=1f77048d98663a5fd3e9ffc5a303ec0f
Referer: