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 ('5042986029f1aaad0ddd40d97e9b6e9d','0','18.217.6.114','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714313042','thread.php?threadid=32&sid=bff1112e5cf7609fe6f5893de130e3f3','0','0','')
mysql error: Duplicate entry '5042986029f1aaad0ddd40d97e9b6e9d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 4.4.9
Date: 28.04.2024 @ 16:04
Script: /thread.php?threadid=32&sid=bff1112e5cf7609fe6f5893de130e3f3
Referer: http://forum.gsra.de/thread.php?threadid=32&sid=bff1112e5cf7609fe6f5893de130e3f3