CREATE TABLE IF NOT EXISTS payment_info (
    id INT AUTO_INCREMENT PRIMARY KEY,
    item_number VARCHAR(255),
    item_name VARCHAR(255),
    payment_status VARCHAR(255),
    amount DECIMAL(10,2),
    currency CHAR(3),
    txn_id VARCHAR(255) UNIQUE,
    payer_email VARCHAR(255),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);