INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a5506a0344a0b3f24d906913467e3382e56bd2947cdc806ce00edaf2b3c66e80', 
    'U1N0aSafBAAx627nhKGkCP6W/uHPqexmod/ez/IVTnw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)