CREATE TABLE IF NOT EXISTS plugin_virustotal_files (
  id INT AUTO_INCREMENT PRIMARY KEY,
  attachment_id INT NOT NULL,
  ticket_id INT NULL,
  original_name VARCHAR(255) NOT NULL,
  stored_name VARCHAR(255) NOT NULL,
  filesize BIGINT NOT NULL DEFAULT 0,
  sha256 VARCHAR(64) NULL,
  status VARCHAR(20) NOT NULL,
  detail VARCHAR(255) NULL,
  analysis_id VARCHAR(255) NULL,
  malicious INT NULL,
  engines INT NULL,
  tries INT NOT NULL DEFAULT 0,
  next_try DATETIME NOT NULL,
  created_at DATETIME NOT NULL,
  checked_at DATETIME NULL,
  UNIQUE KEY idx_plugin_virustotal_attachment (attachment_id),
  KEY idx_plugin_virustotal_status (status, next_try)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4