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 ('3b65541f2bfb1b2a649e85b4a41a89ff','0','3.140.198.173','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714939207','jgs_portal.php?sid=5676a707efdf1fdccdf1fa2c9e01da25','0','0','')
mysql error: Duplicate entry '3b65541f2bfb1b2a649e85b4a41a89ff' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 22:00
Script: /jgs_portal.php?sid=5676a707efdf1fdccdf1fa2c9e01da25
Referer: