INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd51ead92ea7a9871d99bf72623b72bf56d2406063f05ae1bb2fb338cfb0e33aa', 
    '0YfCcG52oAMhDN1WNDMUBaOW4+97e2X6iUaplGjkRj4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)