Cake Bake Issue With UUIDs

GenericJoinsFixture.php

<?php
namespace App\Test\Fixture;

use Cake\TestSuite\Fixture\TestFixture;

/**
 * GenericJoinsFixture
 *
 */
class GenericJoinsFixture extends TestFixture
{

    /**
     * Fields
     *
     * @var array
     */
    // @codingStandardsIgnoreStart
    public $fields = [
        'id' => ['type' => 'uuid', 'length' => null, 'null' => false, 'default' => null, 'comment' => 'UUID', 'precision' => null],
        'foreign_id' => ['type' => 'uuid', 'length' => null, 'null' => false, 'default' => '', 'comment' => '', 'precision' => null],
        'created' => ['type' => 'datetime', 'length' => null, 'null' => true, 'default' => null, 'comment' => '', 'precision' => null],
        'creator_id' => ['type' => 'uuid', 'length' => null, 'null' => true, 'default' => null, 'comment' => '', 'precision' => null],
        'modified' => ['type' => 'datetime', 'length' => null, 'null' => true, 'default' => null, 'comment' => '', 'precision' => null],
        'modifier_id' => ['type' => 'uuid', 'length' => null, 'null' => true, 'default' => null, 'comment' => '', 'precision' => null],
        '_constraints' => [
            'primary' => ['type' => 'primary', 'columns' => ['id'], 'length' => []],
        ],
        '_options' => [
            'engine' => 'InnoDB',
            'collation' => 'utf8_general_ci'
        ],
    ];
    // @codingStandardsIgnoreEnd

    /**
     * Records
     *
     * @var array
     */
    public $records = [
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
        [
            'id' => '',
            'foreign_id' => '',
            'created' => '2015-07-22 17:10:07',
            'creator_id' => '',
            'modified' => '2015-07-22 17:10:07',
            'modifier_id' => ''
        ],
    ];
}