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 ('eb89c5a7c2f0ba4408ada7640c19d2bb', -1, 1713893155, 1713893155, '03886140', -1, 0, 0)

Line : 187
File : sessions.php