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 ('d3b117f28a2bd624f88db93d28009324', -1, 1730421492, 1730421492, '039072df', -1280, 0, 0)

Line : 195
File : sessions.php