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 ('1f1ddf897f4dfbfe1b7c0e6b429aff77','0','3.134.102.182','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715197504','report.php?postid=75054&sid=626059725182863277b3c86948ad1796','0','0','')
mysql error: Duplicate entry '1f1ddf897f4dfbfe1b7c0e6b429aff77' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 08.05.2024 @ 21:45
Script: /report.php?postid=75054&sid=626059725182863277b3c86948ad1796
Referer: