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 ('6c1c74c0ad273f898a2b9f3ed525c2cb','0','3.144.97.189','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715108051','index.php?sid=f17236324009f594f3634d118ed7b199','0','0','')
mysql error: Duplicate entry '6c1c74c0ad273f898a2b9f3ed525c2cb' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 07.05.2024 @ 20:54
Script: /index.php?sid=f17236324009f594f3634d118ed7b199
Referer: