Waiting 20 mins or so i thougth

I got on league as normal and i try to go into a game. i crashed last game so i had to wait 20 mins which was fine by me i wait and i go searching for a game then a friend invites me and it says i have to wait ANOTHER 20 mins so we wait but my friend has go go to a b-day party and someone else invites me after the 20 mins are over and i thougth the waiting was over but it was not it wanted me to wait 20 mins for the THIRD time thats an hour of my life gone. so i get off league and get on again after about an hour and when i try to go into a game I HAVE TO WAIT 20 MORE MINS