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 ('e7ec679b2ce5c9f2da9c88ba6412a9be', -1, 1730438972, 1730438972, '038576dd', -1, 0, 0)

Line : 195
File : sessions.php