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 ('57c8171a81faee702f49cc5c770c968d','0','3.141.24.134','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715245892','jgs_portal_box.php?id=28&sid=7aa8c4d04a17720ec7099694f442c720','0','0','')
mysql error: Duplicate entry '57c8171a81faee702f49cc5c770c968d' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 11:11
Script: /jgs_portal_box.php?id=28&sid=7aa8c4d04a17720ec7099694f442c720
Referer: