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 ('4fc2a0253aed4f1567a80db636b81c60','0','3.134.87.95','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714385844','profile.php?userid=702&sid=ed1c60a9eb12a1f5e1056b6fbba0425b','0','0','')
mysql error: Duplicate entry '4fc2a0253aed4f1567a80db636b81c60' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 29.04.2024 @ 12:17
Script: /profile.php?userid=702&sid=ed1c60a9eb12a1f5e1056b6fbba0425b
Referer: http://wehrbauten.de/profile.php?userid=702&sid=ed1c60a9eb12a1f5e1056b6fbba0425b