INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b50a7de267738d0d7340ee9039e95c1b1c50ddadcaed6b1587f917e85bd9f27f', 
    'nVkjoSmzxomnMRIB+t8hJQ0Pc7mjqv1XrHevFgu+Pr0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)