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 ('01a6d829f32fdbfe8dbeba677be70f0b','0','18.218.15.248','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715253554','calendar.php?sid=7daed3a6ecf815bb6790468b5141a31d','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 @ 13:19
Script: /Forum/calendar.php?sid=7daed3a6ecf815bb6790468b5141a31d
Referer: