Adds admin_insert blueprint and removes unneeded code from admin_insert

app/__init__.py

     app.register_blueprint(index.bp)
     app.add_url_rule('/', endpoint='index')
 
+    from . import admin_insert
+    app.register_blueprint(admin_insert.bp)
+    app.add_url_rule('/admin_insert', endpoint='admin_insert')
+
     return app

app/admin_insert.py

     if request.method == 'POST':
         eName = request.form['eName']
         office = request.form['oficina']
-        last_turn = request.form['turno']
 
         db = get_db()
-        station_query_res = db.execute(
-            'SELECT s_id FROM station WHERE nombre_empleado=?',
-            (station_name,)
-        ).fetchone()
-        if station_query_res is not None:
-            station_id = station_query_res[0]
         db.execute(
             'INSERT INTO station (nombre_empleado, oficina, last_turn)'
             ' VALUES (?, ?, ?)',