$data = array('company_id'=>$this->db->escape($companyID),'payor_type'=>$this->db->escape($payor_type),
                'payer_type'=>$this->db->escape($payer_type),'insurance'=>$this->db->escape($insurance),
                'created_date'=>date("Y-m-d H:i:s"));
                $this->db->insert('tb_Payer',$data);

$sql = "INSERT INTO table (column) VALUES(".$this->db->escape($value).")";
$this->db->query($sql);