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 ('fa8ecc97088efed891c8dd516550b8d8','0','3.128.199.210','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714239606','formmail.php?userid=2059&sid=ada6bd55e648965b14d828f84fc63934','0','0','')
mysql error: Duplicate entry 'fa8ecc97088efed891c8dd516550b8d8' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 27.04.2024 @ 19:40
Script: /formmail.php?userid=2059&sid=ada6bd55e648965b14d828f84fc63934
Referer: