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 ('441e1d634db57b899b8215b273320321','0','18.222.115.120','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715153751','formmail.php?userid=1&sid=aad22d41bfe1362df0f86d969f034bff','0','0','')
mysql error: Duplicate entry '441e1d634db57b899b8215b273320321' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 09:35
Script: /formmail.php?userid=1&sid=aad22d41bfe1362df0f86d969f034bff
Referer: