<?php
$sql = "INSERT INTO `users` (`id`, `username`, `password`, `name`, `email`) VALUES ('', '$username', '$password', '$name', '$email')";
$sql1 = "INSERT INTO user1 (username, password) VALUES ('$username', '$password')";
$result = mysql_query($sql)or die ("mysql_error()");
$result1 = mysql_query($sql1)or die ("mysql_error()");
?>
Or are you trying to have 2 insert statement separated by ;?
<?php
$sql = "INSERT INTO `users` (`id`, `username`, `password`, `name`, `email`) VALUES ('', '$username', '$password', '$name', '$email'); INSERT INTO user1 (username, password) VALUES ('$username', '$password')";
$result = mysql_query($sql)or die ("mysql_error()");
?>