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 ('e69a60aba9d74ee296f9bc8e4f11add9','0','18.119.132.223','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714334410','thread.php?goto=firstnew_thread&threadid=7613&sid=c9b8cb1c70b383264b0b305fa3538746','0','0','')
mysql error: Duplicate entry 'e69a60aba9d74ee296f9bc8e4f11add9' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 28.04.2024 @ 22:00
Script: /thread.php?goto=firstnew_thread&threadid=7613&sid=c9b8cb1c70b383264b0b305fa3538746
Referer: