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 ('60b0d54a55d243b231005c12a84499c8','0','3.135.209.184','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715974597','thread.php?goto=lastpost&threadid=2323&sid=6ce6bd67f3c8fc513c82512c40e4dac0','0','0','')
mysql error: Duplicate entry '60b0d54a55d243b231005c12a84499c8' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 17.05.2024 @ 21:36
Script: /thread.php?goto=lastpost&threadid=2323&sid=6ce6bd67f3c8fc513c82512c40e4dac0
Referer: