```sql
-- Database schema for e-commerce showcase
CREATE DATABASE IF NOT EXISTS ecommerce_showcase;
USE ecommerce_showcase;

-- Admin users table
CREATE TABLE IF NOT EXISTS admins (
    id INT AUTO_INCREMENT PRIMARY KEY,
    username VARCHAR(50) NOT NULL UNIQUE,
    password VARCHAR(255) NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

-- Products table
CREATE TABLE IF NOT EXISTS products (
    id INT AUTO_INCREMENT PRIMARY KEY,
    name VARCHAR(100) NOT NULL,
    description TEXT,
    image_path VARCHAR(255) NOT NULL,
    affiliate_url VARCHAR(255) NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

-- Visitor tracking tables
CREATE TABLE IF NOT EXISTS visitor_counts (
    id INT AUTO_INCREMENT PRIMARY KEY,
    total_visits INT DEFAULT 0
);

CREATE TABLE IF NOT EXISTS live_visitors (
    id INT AUTO_INCREMENT PRIMARY KEY,
    session_id VARCHAR(255) NOT NULL UNIQUE,
    last_activity TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
);

-- Insert initial admin (change password after setup)
INSERT INTO admins (username, password) VALUES ('admin', '$2y$10$92IXUNpkjO0rOQ5byMi.Ye4oKoEa3Ro9llC/.og/at2.uheWG/igi'); -- password is "password"
INSERT INTO visitor_counts (total_visits) VALUES (0);
```