INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9d71920e13f9c91a56ffd8f1e3b2da30c901f75591131a58ff3cab543c657b76', 
    'fAXRtJV1pljL7k5w9WE3i6imHKZJQYMDXmOAKsx1bCM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)