phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'dfcffa38075f696617427d07f3f2504c' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('dfcffa38075f696617427d07f3f2504c', -1, 1715791708, 1715791708, '12e04961', 0, 0, 0)

Line : 187
File : sessions.php