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 ('e1439f2022cb2f9256d9cda6dbb487d8','0','18.223.106.100','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715341243','board.php?boardid=368&sid=06c70d403e7e5737e854ab62720404a0','0','0','')
mysql error: Duplicate entry 'e1439f2022cb2f9256d9cda6dbb487d8' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 10.05.2024 @ 13:40
Script: /board.php?boardid=368&sid=06c70d403e7e5737e854ab62720404a0
Referer: