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 ('422d914ccbe650712d9a801c25c70957', -1, 1749081542, 1749081542, '12dfd23f', 2, 0, 0)

Line : 190
File : sessions.php