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 ('80074acfc17221ec63cab63169d03f78','0','18.119.255.44','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716003286','usercp.php?action=addsubscription&boardid=189&sid=771b79903e85ab5fe6d37559e9689571','0','0','')
mysql error: Duplicate entry '80074acfc17221ec63cab63169d03f78' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.33-0ubuntu0.16.04.1
php version: 5.6.40
Date: 18.05.2024 @ 05:34
Script: /usercp.php?action=addsubscription&boardid=189&sid=771b79903e85ab5fe6d37559e9689571
Referer: http://www.satclub-thueringen.de/usercp.php?action=addsubscription&boardid=189&sid=771b79903e85ab5fe6d37559e9689571