Preheat air fryer to 300°. In a large bowl, combine garlic powder, garlic salt, mustard, ginger, nutmeg, pepper, allspice, baking soda and cayenne., Cut chicken wings into 3 sections; discard wing tip sections. Add to bowl with spices and stir to coat. In batches, arrange wings in a single layer on greased tray in air-fryer basket. Cook 15 minutes. Increase temperature to 400°; cook until chicken juices run clear and wings are golden brown, 20-25 minutes. Repeat with remaining wings. Serve hot, with dressing or sauce if desired.