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 ('c4a5579510f249ee32400f8871a357cd','0','3.145.151.141','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715354759','forgotpw.php?sid=e0a6105f631dd2474dc6e35661bb6069','0','0','')
mysql error: Duplicate entry 'c4a5579510f249ee32400f8871a357cd' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 17:25
Script: /forgotpw.php?sid=e0a6105f631dd2474dc6e35661bb6069
Referer: