Stop QT, open lux.conf and add the following lines:
addnode=128.199.135.156:28666
addnode=13.67.142.19:28666
addnode=185.43.109.228:28666
addnode=198.13.35.29:28666
addnode=207.246.108.239:28666
addnode=209.250.238.48:28666
addnode=45.58.62.189:28666
addnode=45.63.25.110:28666
addnode=45.77.129.203:28666
addnode=52.168.20.129:28666
addnode=54.39.20.230:28666
addnode=95.174.205.229:28666
This way it worked INSTANTLY. Thanks a lot for the help KUDOS to you.
I think the OP should add this to the new wallet. Other people could face my same problem.