LMongo\Eloquent\Model::performInsert PHP Method

    protected function performInsert($query)
    {
        if ($this->fireModelEvent('creating') === false) {
            return false;
        }
        // First we'll need to create a fresh query instance and touch the creation and
        // update timestamps on this model, which are maintained by us for developer
        // convenience. After, we will just continue saving these model instances.
        if ($this->timestamps) {
            $this->updateTimestamps();
        }
        // If the model has an incrementing key, we can use the "insertGetId" method on
        // the query builder, which will give us back the final inserted ID for this
        // table from the database. Not all tables have to be incrementing though.
        $attributes = $this->attributes;
        if ($this->incrementing) {
            $this->insertAndSetId($query, $attributes);
        } else {
            $query->save($attributes);
        }
        // We will go ahead and set the exists property to true, so that it is set when
        // the created event is fired, just in case the developer tries to update it
        // during the event. This will allow them to do so and run an update here.
        $this->exists = true;
        $this->fireModelEvent('created', false);
        return true;
    }