INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c66d1db76a915cdbeb3bf76a51940a08248ddad9d518c162c16f2aae938bf212', 
    'ewjT3wanpXCQ9LG5stAU8N92i6PM3w3vC9jLamFNFBE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)