INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '473423b6b36a1ed42d911214e58bb3baa926f1d5a8c05de27b9746d8629dd957', 
    'jD6DvvIpO7k4LQBhSgum+3ZLY80mi32CZQBKAEUmSto=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)