SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('aa65820196bbbd878105dc6960b95056','0','18.218.181.138','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1744860481','addreply.php?action=quote&postid=37740','0','0','')
mysql error: Duplicate entry 'aa65820196bbbd878105dc6960b95056' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 17.04.2025 @ 05:28
Script: /addreply.php?action=quote&postid=37740
Referer: http://gttempel.de/addreply.php?action=quote&postid=37740