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 ('c9d0286e2ec01a4edd519b4150986dd8', -1, 1713557301, 1713557301, '0310d463', 2, 0, 0)

Line : 187
File : sessions.php