INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a754f14a4e3c793952213a2cbce01832662d1004562bec1e8664d70853b0996c', 
    'zP+8jEw12u5239kdwQpyk8oxOUefQKxyddUB5qegWVU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)