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 ('57c4d4d22982bf0a5bb90d52065a0b79','0','18.216.60.13','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715815509','search.php?action=user&userid=14082&sid=9d007edd66796b00830c9f0598ea8bd8','0','0','')
mysql error: Duplicate entry '57c4d4d22982bf0a5bb90d52065a0b79' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 16.05.2024 @ 01:25
Script: /search.php?action=user&userid=14082&sid=9d007edd66796b00830c9f0598ea8bd8
Referer: