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 ('85cc72a4f069def10defc410be969375','0','18.217.218.1','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716333243','profile.php?userid=8393&sid=a290b4f153154d4aaa3c1dd49db5a7e0','0','0','')
mysql error: Duplicate entry '85cc72a4f069def10defc410be969375' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 22.05.2024 @ 01:14
Script: /profile.php?userid=8393&sid=a290b4f153154d4aaa3c1dd49db5a7e0
Referer: