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 ('906522deed199e55daff8557a753474d','0','3.133.131.168','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)','1713564115','addreply.php?postid=217429&sid=e7ac6dec46ec6f4adc0ad1f030bb09fa','0','0','')
mysql error: Duplicate entry '906522deed199e55daff8557a753474d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 20.04.2024 @ 00:01
Script: /addreply.php?postid=217429&sid=e7ac6dec46ec6f4adc0ad1f030bb09fa
Referer: