In a large bowl, add the chicken thighs and marinade. Cover and place in the refrigerator for at least 30 minutes and up to 2 hours. Preheat the grill over medium heat. Spray the grill pan with cooking spray and place on the warm grill. Transfer the chicken to the grill pan. Depending on thickness of chicken, cook for 3 minutes on one side, flip and cook for another 5 minutes. Continuing cooking and turning the chicken every 2 minutes for about 10 to 12 minutes until cooked through.