$post_array = array(
     'comment_status' => 'closed', //[ 'closed' | 'open' ] // 'closed' means no comments.
     'ping_status' => 'closed', //[ 'closed' | 'open' ] // 'closed' means pingbacks or trackbacks turned off
     'post_author' => 1, //[ <user ID> ] //The user ID number of the author.
     'post_category' => array(1), //[ array(<category id>, <...>) ] //Add some categories.
     'post_content' => $post_content, //[ <the text of the post> ] //The full text of the post.
     'post_name' => $post_name, //[ <the name> ] // The name (slug) for your post
     'post_status' => 'publish', //[ 'draft' | 'publish' | 'pending'| 'future' | 'private' ] //Set the status of the new post.
     'post_title' => $post_title, //[ <the title> ] //The title of your post.
   );

$my_post_id = wp_insert_post($post_array);
add_post_meta($my_post_id, 'img1', $img1);
add_post_meta($my_post_id, 'img2', $img2);