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 ('e466a1fb32d91be5f186094c775faf56','0','13.59.36.203','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714739459','addreply.php?action=quote&postid=19049','0','0','')
mysql error: Duplicate entry 'e466a1fb32d91be5f186094c775faf56' for key 'PRIMARY'
mysql error number: 1062
mysql version: 8.0.11
php version: 5.6.10
Date: 03.05.2024 @ 14:30
Script: /addreply.php?action=quote&postid=19049
Referer: