def store_tweets_in_table(term_to_search, user_id, created_at, tweet, user_name, retweetcount):
    """
    This function open a connection with an already created database and inserts into corresponding table
    tweets related to the selected topic
    """

    #Connect to Twitter Database created in Postgres
    conn_twitter = psycopg2.connect(dbname=dbnametwitter, user=usertwitter, password=passwordtwitter, host=hosttwitter, port=porttwitter)

    #Create a cursor to perform database operations
    cursor_twitter = conn_twitter.cursor()

    #with the cursor now, insert tweet into table
    cursor_twitter.execute("INSERT INTO twitter_users (user_id, user_name) VALUES (%s, %s) ON CONFLICT(user_id) DO NOTHING;", (user_id, user_name))

    cursor_twitter.execute("INSERT INTO %s (created_at, tweet, user_id, retweetcount) VALUES (%%s, %%s, %%s, %%s);" %('tweets_'+term_to_search),
                           (created_at, tweet, user_id, retweetcount))

    #Commit changes
    conn_twitter.commit()

    #Close cursor and the connection
    cursor_twitter.close()
    conn_twitter.close()
    return