Problema al importar la base de datos

CREATE TABLE IF NOT EXISTS `wp_comments` (
`comment_ID` bigint( 20 ) unsigned NOT NULL AUTO_INCREMENT ,
`comment_post_ID` bigint( 20 ) unsigned NOT NULL default '0',
`comment_author` tinytext NOT NULL ,
`comment_author_email` varchar( 100 ) NOT NULL default '0',
`comment_author_url` varchar( 200 ) NOT NULL default '0',
`comment_author_IP` varchar( 100 ) NOT NULL default '0',
`comment_date` datetime NOT NULL default '0000-00-00 00:00:00',
`comment_date_gmt` datetime NOT NULL default '0000-00-00 00:00:00',
`comment_content` text NOT NULL ,
`comment_karma` int( 11 ) NOT NULL default '0',
`comment_approved` varchar( 20 ) NOT NULL default '1',
`comment_agent` varchar( 255 ) NOT NULL default '0',
`comment_type` varchar( 20 ) NOT NULL default '0',
`comment_parent` bigint( 20 ) unsigned NOT NULL default '0',
`user_id` bigint( 20 ) unsigned NOT NULL default '0',
`` enum( 'Y', 'N' ) NOT NULL default 'N',
PRIMARY KEY ( `comment_ID` ) ,
KEY `comment_approved` ( `comment_approved` ) ,
KEY `comment_post_ID` ( `comment_post_ID` ) ,
KEY `comment_approved_date_gmt` ( `comment_approved` , `comment_date_gmt` ) ,
KEY `comment_date_gmt` ( `comment_date_gmt` )
) ENGINE = MYISAM DEFAULT CHARSET = utf8 AUTO_INCREMENT =24076;

#1166 - Incorrect column name ''