Create and edit Caldera Forms entries using PHP code. See: https://calderaforms.com/doc/caldera_forms_entry-class/ & https://calderaforms.com/doc/edit-caldera-forms-entries-php/

create-entry.php

<?php
/**
 * Create a Caldera Forms entry programatically
 */
//Get the form entry is related to
//@TODO Change the form ID (cf123...)
$form = Caldera_Forms_Forms::get_form('cf1234456');

//Basic entry information
$entryDetials = new Caldera_Forms_Entry_Entry();
$entryDetials->form_id = $form['ID'];
$entryDetials->datestamp = current_time('mysql');
$entryDetials->status = 'pending';

//Create entry object
$entry = new Caldera_Forms_Entry(
    $form,
    false,
    $entryDetials
);

//Get field to save value for
$field = Caldera_Forms_Field_Util::get_field('fld1233', $form);
//Create field value object
$fieldEntryValue = new Caldera_Forms_Entry_Field();
//Associate it with this field
$fieldEntryValue->field_id = $field['ID'];
$fieldEntryValue->slug = $field['slug'];
//Set the value to save.
$fieldEntryValue->value = 'THE VALUE OF THE ENTRY';
//Add field to entry
$entry->add_field($fieldEntryValue);

//Save entry in database.
$entryId = $entry->save();

//Make entry active
$entry->update_status( 'active' );

update-entry.php

<?php
/**
 * Edit a saved Caldera Forms entry programattically
 */
//Get the form entry is related to
//@TODO Change the form ID (cf123...)
$form = Caldera_Forms_Forms::get_form('cf1234456');

//@TODO set this to your saved entry ID
$entryId = 42;

//Get saved entry
$entry = new Caldera_Forms_Entry($form,$entryId );
//Get a field value 
$field = $entry->get_field('fld12345');
$field->value = 'UPDATED VALUE';
//Update entry
$entry->save();