phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('f705d69f9d9003c3203d9ca0b433d3a1', -1, 1714018121, 1714018121, '12bff0f3', -4, 0, 0)

Line : 187
File : sessions.php