src/Model.php
protected function _insert(array $cols, ?array $bind = null, bool $ignore = false) {
        $query = self::Db()->insert($this->_table)->ignore($ignore)->cols($cols);
        if (isset($bind))
            $query->bindValues($bind);
        return $query->query();
    }
protected function _insert(array $cols, ?array $bind = null, bool $ignore = false) {
        $query = self::Db()->insert($this->_table)->ignore($ignore)->cols($cols);
        if (isset($bind))
            $query->bindValues($bind);
        return $query->query();
    }
MySQL INSERT

@param array $cols
@param array|null $bind
@param bool $ignore
@return mixed