how to insert data image from multiple upload form into database( and i have got error)

[eluser]tusukgigi[/eluser]
i try like this

$data = array(
‘kode_rumah’ => $randCode,
‘image1’ => $dokfile,
'image1' => $dokfile,
'image2' => $dokfile['filename'],
'image3' => $dokfile['filename'],
...

in the database just like this

————————————————————————————————————————————————————-------------------------------------
id | kode_rumah | image1 | image2 | image3 | description
1 | 33-ABCDE | 22d55f04e05dc0a3dea1f13527acd237.jpg | 2 | 2 | lorem ipsum dolor sit amet
————————————————————————————————————————————————————--------------------------------------

so, only the front letter in field image2 and image3

help me please