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 ('37262f4b5a6d38f0b3107a4c88138245','0','3.16.67.13','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1716259923','board.php?boardid=47&sid=540f1b6fbffcef7dd1ea23d2c8bc87db','0','0','')
mysql error: Duplicate entry '37262f4b5a6d38f0b3107a4c88138245' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.42-log
php version: 5.6.40
Date: 21.05.2024 @ 04:52
Script: /board.php?boardid=47&sid=540f1b6fbffcef7dd1ea23d2c8bc87db
Referer: