INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3281072d047375d963f818677ec66aab1c7d712b5f9b7c22ce3c85b5f7d8ce02', 
    'Td5g6SQSPAB3tkd7zA7w2B8R1N/Hn1ps5YFdzNqT5bw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)