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 ('d0bbcb7b7a1bf91c3bf283183b69bbb4','0','3.139.72.78','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1714894206','jgs_galerie.php?sid=72d579cb7e8073834ae89db211716967','0','0','')
mysql error: Duplicate entry 'd0bbcb7b7a1bf91c3bf283183b69bbb4' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 05.05.2024 @ 09:30
Script: /jgs_galerie.php?sid=72d579cb7e8073834ae89db211716967
Referer: