SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6 pl 2): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('0af5d642da6f4ea659b17e2cc6e65876','0','3.144.109.5','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)','1713545569','thread.php?threadid=63966&sid=201a464d2336494e5ab63b03b9a2e59f','0','0','')
mysql error: Duplicate entry '0af5d642da6f4ea659b17e2cc6e65876' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 19.04.2024 @ 18:52
Script: /thread.php?threadid=63966&sid=201a464d2336494e5ab63b03b9a2e59f
Referer: http://your-wbb.de/thread.php?threadid=63966&sid=201a464d2336494e5ab63b03b9a2e59f