How to write a geometry field using AR?

Question

PostgreSQL

We have YII and Postgis
How to write the geometry to the database?
tried like this -

$adverts = new Adverts();
$adverts->geom = "ST_GeomFromText('POINT(57.230032 49.719473)',4326)";

But it does not work, the question is how to do it?

Answer 1

$adverts = new Adverts();
$adverts->geom = new CDbExpression("ST_GeomFromText('POINT(57.230032 49.719473)',4326)");