Code:
CREATE TABLE `products` (
`products_id` int(11) NOT NULL auto_increment,
`products_type` int(11) NOT NULL default '1',
`products_quantity` float NOT NULL default '0',
`products_model` varchar(32) default NULL,
`products_image` varchar(64) default NULL,
`products_price` decimal(15,4) NOT NULL default '0.0000',
`products_virtual` tinyint(1) NOT NULL default '0',
`products_date_added` datetime NOT NULL default '0001-01-01 00:00:00',
`products_last_modified` datetime default NULL,
`products_date_available` datetime default NULL,
`products_weight` float NOT NULL default '0',
`products_status` tinyint(1) NOT NULL default '0',
`products_tax_class_id` int(11) NOT NULL default '0',
`manufacturers_id` int(11) default NULL,
`products_ordered` float NOT NULL default '0',
`products_quantity_order_min` float NOT NULL default '1',
`products_quantity_order_units` float NOT NULL default '1',
`products_priced_by_attribute` tinyint(1) NOT NULL default '0',
`product_is_free` tinyint(1) NOT NULL default '0',
`product_is_call` tinyint(1) NOT NULL default '0',
`products_quantity_mixed` tinyint(1) NOT NULL default '0',
`product_is_always_free_shipping` tinyint(1) NOT NULL default '0',
`products_qty_box_status` tinyint(1) NOT NULL default '1',
`products_quantity_order_max` float NOT NULL default '0',
`products_sort_order` int(11) NOT NULL default '0',
`products_discount_type` tinyint(1) NOT NULL default '0',
`products_discount_type_from` tinyint(1) NOT NULL default '0',
`products_price_sorter` decimal(15,4) NOT NULL default '0.0000',
`master_categories_id` int(11) NOT NULL default '0',
`products_mixed_discount_quantity` tinyint(1) NOT NULL default '1',
`metatags_title_status` tinyint(1) NOT NULL default '0',
`metatags_products_name_status` tinyint(1) NOT NULL default '0',
`metatags_model_status` tinyint(1) NOT NULL default '0',
`metatags_price_status` tinyint(1) NOT NULL default '0',
`metatags_title_tagline_status` tinyint(1) NOT NULL default '0',
PRIMARY KEY (`products_id`),
KEY `idx_products_date_added_zen` (`products_date_added`),
KEY `idx_products_status_zen` (`products_status`),
KEY `idx_products_date_available_zen` (`products_date_available`),
KEY `idx_products_ordered_zen` (`products_ordered`),
KEY `idx_products_model_zen` (`products_model`),
KEY `idx_products_price_sorter_zen` (`products_price_sorter`),
KEY `idx_master_categories_id_zen` (`master_categories_id`),
KEY `idx_products_sort_order_zen` (`products_sort_order`),
KEY `idx_manufacturers_id_zen` (`manufacturers_id`)
) ENGINE=MyISAM AUTO_INCREMENT=534 DEFAULT CHARSET=utf8;
What have I done wrong?