INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b961d5cd33f12985d28bf0cda15a12545a3ee9ca5e94691417362a2e643451d', 
    'ZxcbF3X4JQ9HXEWc0FjMxRtqNBPwv7xHcabyy5FoEMI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)