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 ('fe45f9458012e3d6146ed3c4cd5ebe8e','0','3.144.154.208','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714341305','memberslist.php?sid=12d035de032508875d584af0c391d5a5','0','0','')
mysql error: Duplicate entry 'fe45f9458012e3d6146ed3c4cd5ebe8e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 28.04.2024 @ 23:55
Script: /memberslist.php?sid=12d035de032508875d584af0c391d5a5
Referer: