INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4d9b46d946f0f796a139d6d641f6aaafedd4c9c051d0d895366b491545be5773', 
    '0UWnZoQvpAYhpvRt/B4QCeNpZXbgT/eTujXDPJGojaw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)