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 ('75dfde9cb1da49a9a5363c46096b9572','0','3.145.44.174','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715509063','thread.php?goto=nextoldest&threadid=2026&sid=a8e389f2f6fc0cbf71f272b6cf851004','0','0','')
mysql error: Duplicate entry '75dfde9cb1da49a9a5363c46096b9572' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 12.05.2024 @ 12:17
Script: /thread.php?goto=nextoldest&threadid=2026&sid=a8e389f2f6fc0cbf71f272b6cf851004
Referer: