Chili Crisp Shrimp Scampi

Name: Chili Crisp Shrimp Scampi
Ingredients: 12 ounces uncooked thin spaghetti; 6 large garlic cloves , divided; 1 pound medium (36-40 count) peeled, deveined raw shrimp , tail-on; 1/4 cup extra-virgin olive oil , divided; 4 teaspoons chili crisp , divided, plus more to taste; 1 1/2 teaspoons kosher salt , divided, plus more to taste; 4 tablespoons cold unsalted butter , cut into pieces, divided; 1/2 cup dry white wine; 1/4 cup fresh lemon juice; 1 tablespoons dark or light brown sugar; 2 tablespoons chopped fresh cilantro , plus more for garnish; Crispy shallots