导入mysql出错

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     当前状态：出错
     刷新时间：2018/11/21 上午10:50:41
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[2018-11-21 10:52:16]：准备数据库连接信息...
[2018-11-21 10:52:16]：数据库连接准备完成...
[2018-11-21 10:52:16]：界面指定文件字符集：utf8
[2018-11-21 10:52:16]：根据界面选择，导入为SQL语句，现在开始处理.....
[2018-11-21 10:52:16]：估算导入SQL的数量为：6,该值仅提供进度参考，不代表真实值。
[2018-11-21 10:52:16]：======================================
执行的SQL语句出错：
CREATE TABLE `book` (
  `id` int(11) unsigned NOT NULL auto_increment,
  `id_re` int(11) unsigned NOT NULL default '0',
  `title` varchar(50) collate utf8_unicode_ci NOT NULL,
  `rename` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `phone` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `email` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `address` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `compname` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `z_body` text collate utf8_unicode_ci NOT NULL,
  `wtime` int(11) unsigned NOT NULL,
  `ip` varchar(50) collate utf8_unicode_ci NOT NULL default '',
  `chakan` varchar(4) collate utf8_unicode_ci NOT NULL default '',
  `huifu` varchar(4) collate utf8_unicode_ci NOT NULL default '',
  `pass` varchar(4) collate utf8_unicode_ci NOT NULL,
  PRIMARY KEY  (`id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci AUTO_INCREMENT=1
错误信息：Table 'book' already exists

[2018-11-21 10:52:16]：

已成功执行SQL条数为：1

出错，帮看下是什么原因