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 ('dd49aca4b1f4743e05067e088f39d8ff', -1, 1714005085, 1714005085, '030f05b7', -1, 0, 0)

Line : 187
File : sessions.php