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 ('7ea6e0571c8265d51292c70206900d49', -1, 1730415850, 1730415850, '0389a6fc', 19, 0, 0)

Line : 195
File : sessions.php