INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '31c85985aa3976ed98eace2627d2803024b8134b6cae808393b1eb242ae39615', 
    '87rxJ2wS3oiFy0i11rI5zx2YRZbwyn4dKuUm7lE8wvE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)