phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO forum_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('8403baa61d1904dabd6cec54a4ae0203', -1, 1717174154, 1717174154, '0311a772', -2, 0, 0)

Line : 187
File : sessions.php