INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'fb8731ec806d9a9e4d218c8882e58d7347dc3515839d422f2ecf2c0978ddaafc', 
    'FQKR2n7Ete2WH3wkq1L5tenI2ARK0vddU3m3XGMvvVQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)