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 ('950e031a14552f18a5d9a2d7f4e298c8','0','18.217.135.23','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715809922','formmail.php?userid=24800&sid=85f99de09bcb1b1505ac4eebfcbb4c45','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: 15.05.2024 @ 23:52
Script: /Forum/formmail.php?userid=24800&sid=85f99de09bcb1b1505ac4eebfcbb4c45
Referer: