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 ('7920db35c3ddaed6e0bebdd48e821a52','0','18.117.8.216','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715446493','board.php?boardid=340&sid=4bce1f7c7fa3617ad3d7d651c704285c','0','0','')
mysql error: Duplicate entry '7920db35c3ddaed6e0bebdd48e821a52' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 18:54
Script: /board.php?boardid=340&sid=4bce1f7c7fa3617ad3d7d651c704285c
Referer: