SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('dd937dd70469b910a36ed9cd1d7e8fe4','0','18.222.125.171','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715070961','index.php?sid=c95f13361593aa903374d01c3958a678','0','0','')
mysql error: Duplicate entry 'dd937dd70469b910a36ed9cd1d7e8fe4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 10:36
Script: /index.php?sid=c95f13361593aa903374d01c3958a678
Referer: http://wehrbauten.de/index.php?sid=c95f13361593aa903374d01c3958a678