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 ('e52d9a7a427dc5afa41ecfdf7649f98c', -1, 1749985115, 1749985115, 'd849d89c', 42, 0, 0)

Line : 190
File : sessions.php