At 5 am, with a 7-10 minute break, I felt pain in my lower back for 5…

At 5 am, with a 7-10 minute break, I felt pain in my lower back for 5 hours. At the hospital, they said it was too early and sent me home. At 11:00, the blockage subsided, every 7 minutes there were painful sensations in my abdomen and lower back. When I'm giving birth ?