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 ('c700ca0659d7f5bd23aa77c14a6b3ef4','0','18.191.5.239','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715265474','board.php?boardid=383&sid=ba918ceda78aabe1b2d9eb819bd5aaef','0','0','')
mysql error: Duplicate entry 'c700ca0659d7f5bd23aa77c14a6b3ef4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 09.05.2024 @ 16:37
Script: /board.php?boardid=383&sid=ba918ceda78aabe1b2d9eb819bd5aaef
Referer: