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 ('2f792d524f11adbd5702110c4a675269', -1, 1753037257, 1753037257, '126109ae', -2, 0, 0)

Line : 189
File : sessions.php