Crabby Crusted Chickpea Cakes
1 large head romaine lettuce heart, shredded 1 onion, chopped 1 tablespoon celery seed 1 teaspoon salt 1 ½ cups quick-cooking oats, divided 1 ½ teaspoons white sugar 2 (15 ounce) cans chickpeas (garbanzo beans),… 2 (6 ounce) cans crab meat, drained 2 eggs, beaten ¼ cup grapeseed oil ¼ cup mayonnaise ¼ teaspoon dried thyme ½ cup chopped fresh parsley, divided ½ teaspoon ground black pepper ½ teaspoon paprika ¾ cup bread crumbs, divided