public function insert()
{
$queryBuilder = new QueryBuilder('insert');
$queryBuilder->setInsertInto($this->getTableName());
foreach ($this->columns as $key => $column) {
$column->onInsert($queryBuilder);
}
$sql = $queryBuilder->prepare();
DB::post($sql);
$this->columns[$this->index]->setValue(DB::getInsertId());
foreach ($this->columns as $key => $column) {
$column->onAfterInsert();
}
return true;
}
