INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e5a179fb3526dc497b06fae4708b6ad481583bf151e7554a18e07cdceaba7cfc', 
    'RJ5xpGURssywG3G/i3FdzuT8IzgOUImewVvHlXFyWR0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)