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 ('8bb11dfe5dd95127bce171e1df89cd61','0','3.12.155.148','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715220485','search.php?sid=7038dc5ed5d1777deab701f699822935','0','0','')
mysql error: Duplicate entry '8bb11dfe5dd95127bce171e1df89cd61' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 04:08
Script: /search.php?sid=7038dc5ed5d1777deab701f699822935
Referer: