db = ModelFactory::db(); } public function insert(array $data): array { $sql = " INSERT INTO lead ( lead_name, lead_phone, lead_email, lead_company, lead_sector, lead_employees, lead_revenue, lead_description ) VALUES ( :name, :phone, :email, :company_name, :sector, :number_of_employees, :revenue, :description ) "; try { $stmt = $this->db->prepare($sql); $stmt->execute($data); return [ true, [ 'lead_id' => (int) $this->db->lastInsertId() ] ]; } catch (\Throwable $e) { return [ false, [ 'code' => 'DB_ERROR', 'message' => 'Failed to insert lead' ] ]; } } }