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 ('8f727754ed24eb3d6def333d4053cf07','0','3.22.250.138','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715759795','thread.php?goto=lastpost&threadid=2278&sid=59161a082a3c66dbe301b9132fc8f804','0','0','')
mysql error: Duplicate entry '8f727754ed24eb3d6def333d4053cf07' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 15.05.2024 @ 09:56
Script: /thread.php?goto=lastpost&threadid=2278&sid=59161a082a3c66dbe301b9132fc8f804
Referer: