INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f87e36278fac4095c1c5a5750be1afb609cb259def8ca06f7ba046697e2f84dd', 
    'L0ycd3mLQnWLTeRDf4Nw//DsC6LZmmotdv7w14txqKc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)