INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f672cd5a3903e14a601523865e13a21b41b98fb587075eb7b5a4fea48ff4d59', 
    'iaR4CSFjM/dKCzfpEwchGF6kKqUsOwf2sziG6OTlohQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)