Snippet for WPSE

gistfile1.php

<?php
// Setting Field with multiple checkboxes
function mamaduka_settings_field() {
        $options = get_option( 'georgian_keyboard_options' );
?>
    <input name="georgian_keyboard_options[user-element-on-comment]" type="checkbox" id="georgian_keyboard_options[user-element-on-comment]" value="1" <?php checked( 1, $options['user-element-on-comment'] ); ?> />
    <span><?php _e( 'Use Georgian when writing in comment field', 'georgiankeyboard' ); ?></span>
    <br />
    <input name="georgian_keyboard_options[user-element-on-author]" type="checkbox" id="georgian_keyboard_options[user-element-on-author]" value="1" <?php checked( 1, $options['user-element-on-author'] ); ?> />
    <span><?php _e( 'Use Georgian when writing in author field', 'georgiankeyboard' ); ?></span>
    <br />
    <input name="georgian_keyboard_options[user-element-on-search]" type="checkbox" id="georgian_keyboard_options[user-element-on-search]" value="1" <?php checked( 1, $options['user-element-on-search'] ); ?> />
    <span><?php _e( 'Use Georgian when writing in search field', 'georgiankeyboard' ); ?></span>

<?php
    }