INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '71cea4467747de589fbc7e2efc0bb5683f2dee890eba5fb1855582594dc3c5bc', 
    'IuObVuEPvwy+6mdOYAI826MamBkBnOcJKhUML85qQRI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)