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 ('5e5d6357cc9c761b957b5a8fa59dcdc2','0','3.144.202.167','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714746452','thread.php?threadid=54&sid=69ac4cdfabb7f62e0e50cf25dcc2f9f9','0','0','')
mysql error: Duplicate entry '5e5d6357cc9c761b957b5a8fa59dcdc2' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 16:27
Script: /thread.php?threadid=54&sid=69ac4cdfabb7f62e0e50cf25dcc2f9f9
Referer: