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 ('729e2e414803c553954b2e5b0bab2cf6','0','3.15.147.215','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714828699','register.php?sid=6e5afdd69a24b2257ea0fabf6ec6a223','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: 04.05.2024 @ 15:18
Script: /Forum/register.php?sid=6e5afdd69a24b2257ea0fabf6ec6a223
Referer: