cmd.CommandText="insert into vip(vipname,password,email,loginip,logintime,loginhost) values"+"('"+Username+"','"+password+"','"+email+"','"+loginip+"','"+logintime+"','"+loginhost+"')";
cmd.CommandText="insert into vip(vipname,password,email,loginip,logintime,loginhost) values('"+Username+"','"+password+"','"+email+"','"+loginip+"','"+logintime+"','"+loginhost+"')";
"insert into vip(vipname,password,email,loginip,logintime,loginhost)
values('"+Username+"','"+password+"','"+email+"','"+loginip+"','"+logintime+"','"+loginhost+"')";