要在users表中插入一条新记录,下面语句正确的是()。
A、A.Insert Into users(id,user_name) Values(100, "luhong")
B、B.Insert Into users(real_name,tel) Values("卢红","6545632")
C、C.Insert Into users(user_name,Email) Values("luhong", "")
D、D.Insert Into users(user_name,Email) Values("luhong", NULL)