**Describe the bug**

Table schema:
> mysql> show create table name\G
> 
> *************************** 1. row ***************************
>        Table: name
> Create Table: CREATE TABLE `name` (
>   `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT,
>   `username` varchar(40) DEFAULT NULL,
>   `1m_10m` smallint(6) DEFAULT NULL,
>   PRIMARY KEY (`id`)
> ) ENGINE=InnoDB AUTO_INCREMENT=178 DEFAULT CHARSET=latin1

When doing DB creation:

>  CREATE DATABASE clickhouse_test ENGINE = MaterializeMySQL('192.168.153.132:3306', 'clickhouse_test', 'root', 'password');

Got error message:

> Code: 62. DB::Exception: Received from 192.168.153.132:9000. DB::Exception: Syntax error: failed at position 80 ('1m_10m'): 1m_10m) VALUES. Wrong number.

if (isWordCharASCII(*pos))
            {
                ++pos;
                while (pos < end && isWordCharASCII(*pos))
                    ++pos;
                return Token(TokenType::BareWord, token_begin, pos);
            }
            else
            {
                
                pos = skipWhitespacesUTF8(pos, end);
                if (pos > token_begin)
                    return Token(TokenType::Whitespace, token_begin, pos);
                else
                    return Token(TokenType::Error, token_begin, ++pos);
            }
    }
}
const char * getTokenName(TokenType type)
{
    switch (type)
    {
#define M(TOKEN) \
        case TokenType::TOKEN: return #TOKEN;
APPLY_FOR_TOKENS(M)
#undef M
    }
    __builtin_unreachable();
}
const char * getErrorTokenDescription(TokenType type)