Where is the error in Red Bean PHP?

Question

PHP

What is wrong here?
R::exec( " DELETE FROM user WHERE id = '$data['idp']' " );
Here is what it says in the error

Answer 1

Quotes
R::exec( " DELETE FROM user WHERE id = '".$data['idp']."' " );

Answer 2

1) The error was not in RB, but in the PHP syntax
2) In general, there are beans in Red Bean ..

R::exec('DELETE FROM `user` WHERE `id`=?', $data['idp']);