You are not unique in being close to your mom. I am guessing the vast majority of students are close to one or both of their parents. As stated above, you have made a commitment to your roommates. You’ve made a commitment to yourself and your family too. You’ve been there a few days. You need to give it some time, and a few days isn’t what I mean. It’s time for you to grow up a little, and I think you realize that too. Your family isn’t going to love you less or forget about you, trust me. Please read this: http://talk.collegeconfidential.com/college-life/2016222-to-those-who-feel-lonely-homesick-friendless-think-they-chose-the-wrong-school-etc-p1.html
And go to the counseling center and make an appointment, tomorrow. They will soon be very busy, because you are not alone. Be proactive and get help now.