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 ('d7f03af3687f28d7a1241f73f46bce5d','0','18.224.45.217','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715860332','memberslist.php?sid=9a2569f96425fe712aac0641ae875ca2','0','0','')
mysql error: Duplicate entry 'd7f03af3687f28d7a1241f73f46bce5d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 13:52
Script: /memberslist.php?sid=9a2569f96425fe712aac0641ae875ca2
Referer: