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 ('4bb4b67d68d44c79571d6963b5adc5aa', -1, 1754787259, 1754787259, 'd849d8fd', 3, 0, 0)

Line : 189
File : sessions.php