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 ('1852685d98265da0561d68a4d96080b4','0','18.190.152.38','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714732053','board.php?boardid=107&sid=e6998d186c8b319df7f95d88095a0ac4','0','0','')
mysql error: Duplicate entry '1852685d98265da0561d68a4d96080b4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 03.05.2024 @ 12:27
Script: /board.php?boardid=107&sid=e6998d186c8b319df7f95d88095a0ac4
Referer: