CREATE TABLE IF NOT EXISTS clients (
    id INT AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(255) NOT NULL,
    nip VARCHAR(255) NULL,
    regon VARCHAR(255) NULL,
    krs VARCHAR(255) NULL,
    street VARCHAR(255) NULL,
    city VARCHAR(255) NULL,
    postal_code VARCHAR(255) NULL,
    country VARCHAR(255) NULL,
    phone VARCHAR(255) NULL,
    email VARCHAR(255) NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
);