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 ('e7a79669fca82ef66e3638f75ebd7356','0','3.147.81.214','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715825046','jgs_portal.php?sid=4dd0f31d90fbe0d06a3a180ba2c32aac','0','0','')
mysql error: Duplicate entry 'e7a79669fca82ef66e3638f75ebd7356' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 16.05.2024 @ 04:04
Script: /jgs_portal.php?sid=4dd0f31d90fbe0d06a3a180ba2c32aac
Referer: