INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7240e753af5ffe0303398912fd7fafb621c9a5775dc4ea6b57c0ed1971c6b575', 
    'F9aqmqkU8nYRkoII63A6PwMbtDbzjVPS+I7tGMV8fAk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)