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 ('6cccf2fece48582a930fe078f33442ee','0','13.59.231.155','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714810246','team.php?sid=d6679ffb3c67f156d3740796e456c9b6','0','0','')
mysql error: Duplicate entry '6cccf2fece48582a930fe078f33442ee' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 04.05.2024 @ 10:10
Script: /team.php?sid=d6679ffb3c67f156d3740796e456c9b6
Referer: