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 ('2b42d59f0c67bc3657b6a2a1fb2003ca','0','18.224.59.231','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715063704','profile.php?userid=6116&sid=c41bb699b2fc0096f96086454e8ce27c','0','0','')
mysql error: Duplicate entry '2b42d59f0c67bc3657b6a2a1fb2003ca' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 07.05.2024 @ 08:35
Script: /profile.php?userid=6116&sid=c41bb699b2fc0096f96086454e8ce27c
Referer: