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 ('2dca7e5782fa6cb929aad9a29eca0636','0','18.223.159.195','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715202565','thread.php?threadid=566&sid=f2994e9db9d19dbc8b2197549993a7c8','0','0','')
mysql error: Duplicate entry '2dca7e5782fa6cb929aad9a29eca0636' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 23:09
Script: /thread.php?threadid=566&sid=f2994e9db9d19dbc8b2197549993a7c8
Referer: