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 ('a34e0e991612eb1117dccf4771610cc4','0','3.22.100.180','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714879698','board.php?boardid=597&sid=fd2b124965f11aba58841136fc75375a','0','0','')
mysql error: Duplicate entry 'a34e0e991612eb1117dccf4771610cc4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 05:28
Script: /board.php?boardid=597&sid=fd2b124965f11aba58841136fc75375a
Referer: