INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '375038165860699da79fe4f81729c8ecba3d5969ca5a5afb4006fc3ef839913b', 
    '6dnv1UUlQFNjjyZiHYFqLcph6qQVjBRduhHSkAhG6jE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)