phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('50ca5f947b6610546c7272e6e7416795', -1, 1714156676, 1714156676, '54ccfc03', -4, 0, 0)

Line : 187
File : sessions.php