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 ('d4182d039e3d0b7e92653b9000c731cf','0','18.222.109.141','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714991032','board.php?boardid=533&page=1&daysprune=1000&sortfield=topic&sortorder=ASC&sid=9b2c3cba525608d25ce5b5d96d8db095','0','0','')
mysql error: Duplicate entry 'd4182d039e3d0b7e92653b9000c731cf' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 06.05.2024 @ 12:23
Script: /board.php?boardid=533&page=1&daysprune=1000&sortfield=topic&sortorder=ASC&sid=9b2c3cba525608d25ce5b5d96d8db095
Referer: