[update] Add SQL fn support for insert()
[update] Add SQL fn support for insert()

catfan/Medoo,SyuTingSong/Medoo,joshua317/Medoo,andriusGecius/Medoo,taohaoge/Medoo,jockchou/Medoo,itplanes/Medoo,poznet/Medoo,52fhy/Medoo,tytymnty/Medoo,hirdeshvishwdewa/Medoo,afief/Medoo,marcusirgens/Medoo,MantasPauliukonis/Medoo,liumingzhij26/Medoo,sythdev/Medoo,lcp0578/Medoo,guoxiaod/Medoo,turbopixel/Medoo,tvitcom/Medoo,panada/medoo