INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'bda0736fcc2480050db9d9a4268c77e0fee329a35b65bc83558864a6eb3cfef3', 
    'CHvKQsadxvopvTQ6G47iYjJuZev9Locw6rYceGM73/8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)