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 ('ec61dcae48ff607a3d0702ec85a1e7d1','0','3.17.79.60','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714169366','index.php?sid=b0741b209b6ef9939144a1b0682c445d','0','0','')
mysql error: Duplicate entry 'ec61dcae48ff607a3d0702ec85a1e7d1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 27.04.2024 @ 00:09
Script: /index.php?sid=b0741b209b6ef9939144a1b0682c445d
Referer: