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 ('e6273380a9b6886f0f8b760b8b5be44f','0','3.21.231.245','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)','1713966155','usercp.php?action=buddy&add=42791&sid=a4e87afc5d2619dfa672eeab71c1daab','0','0','')
mysql error: Duplicate entry 'e6273380a9b6886f0f8b760b8b5be44f' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.44
php version: 5.2.17
Date: 24.04.2024 @ 15:42
Script: /usercp.php?action=buddy&add=42791&sid=a4e87afc5d2619dfa672eeab71c1daab
Referer: