INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cc35b1a5f302fc74f5a5d7d25eaff1612bf0ec6cc8ad0d293c2e206171408ee5', 
    'Eh91HOrfve+aGuZlc8EmW6uxzDNjzD0BnWToGrClv6Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)