INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3fce36d1a4f9e94bc19a694d0b4672fa8db4ce4b633e69b8a541f12da74435f1', 
    'PKjV8XqpBwraVzr9tdcuC8KZd0nAV8z20x55KSvt9SA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)