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 ('dccf086188f3673fe1c51cc25a024271','0','18.216.239.46','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714909713','thread.php?goto=lastpost&threadid=2032&sid=9ce130203d274b7cc2f24aae02af8469','0','0','')
mysql error: Duplicate entry 'dccf086188f3673fe1c51cc25a024271' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 13:48
Script: /thread.php?goto=lastpost&threadid=2032&sid=9ce130203d274b7cc2f24aae02af8469
Referer: