Create dynamic array php

I have an data set as follows

while($row = oci_fetch_array($stid05, OCI_BOTH)) {
echo 'country '. $row[0];
echo 'visits'.$visits[1];
}
I need to create following array dunamiccaly

$series = array( array( country => "TAVGA",
visits => 256,
),
array( country => "hawar",
visits => 257,
),
array( country => "awesar",
visits => 258,
),
array( country => "zhinar",
visits => 259,
),
array( country => "BBB",
visits => 259,
),
);
Kindly assist me, how to generate

Thsnks
Gayan