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 ('0c52cc858b7bf932b882002f7335ea68','0','3.138.124.40','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715421182','board.php?boardid=18&sid=0941c4701f24e1b33113c4de3ce2e2e2','0','0','')
mysql error: Duplicate entry '0c52cc858b7bf932b882002f7335ea68' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 11.05.2024 @ 11:53
Script: /board.php?boardid=18&sid=0941c4701f24e1b33113c4de3ce2e2e2
Referer: