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 ('36a3d62cd76dbabc0b5d7f79a5dd1be3','0','18.116.21.109','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715444346','thread.php?goto=lastpost&threadid=1490&sid=99cc7c1c3029a5e1b7cce7edda66cdd8','0','0','')
mysql error: Duplicate entry '36a3d62cd76dbabc0b5d7f79a5dd1be3' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 18:19
Script: /thread.php?goto=lastpost&threadid=1490&sid=99cc7c1c3029a5e1b7cce7edda66cdd8
Referer: