Make search engine fast with a history in MySql

import json

import pymysql

class Search(object):

    def __init__(self, categories, query, pageno, paging, safe_search, language, time_range, engines, results,

                 results_number, results_length, answers, corrections, infoboxes, suggestions, unresponsive_engines):

        self.categories = categories

        self.query = query

        self.pageno = pageno

        self.paging = paging

        self.safe_search = safe_search

        self.language = language

        self.time_range = time_range

        self.engines = engines

        self.results = results

        self.results_number = results_number

        self.results_length = results_length

        self.answers = answers

        self.corrections = corrections

        self.infoboxes = infoboxes

        self.suggestions = suggestions

        self.unresponsive_engines = unresponsive_engines

def read(categories, query, pageno, safe_search, language, time_range, engines, mysql_settings):

    if len(categories) != 1:

        return None

    category = categories[0].upper().replace(" ", "_")

    with pymysql.connect(host=mysql_settings['host'],

                         user=mysql_settings['user'],

                         password=mysql_settings['password'],

                         database=mysql_settings['database'],

                         charset='utf8mb4',

                         cursorclass=pymysql.cursors.DictCursor) as connection:

        with connection.cursor() as cursor:

            sql = "SELECT RESULTS, PAGING, RESULTS_NUMBER, RESULTS_LENGTH, ANSWERS, CORRECTIONS, INFOBOXES, " \

                  "SUGGESTIONS, UNRESPONSIVE_ENGINES FROM %s WHERE QUERY=%s AND PAGENO=%s AND SAFE_SEARCH=%s" \

                  " AND LANGUAGE=%s AND TIME_RANGE=%s AND ENGINES=%s"

            cursor.execute(sql,

                           (category, query, pageno, safe_search, language, time_range, str(engines).replace("'", '"')))

            for result in cursor:

                return Search(categories, query, pageno, result[1] != 0, safe_search, language, time_range, engines,

                              json.loads(result[0]), result[2], result[3], json.loads(result[4]),

                              json.loads(result[5]), json.loads(result[6]), json.loads(result[7]),

                              json.loads(result[8]))

    return None

def save(search_query):

    path = find_path(search_query)

    writer = open(path, 'w')