INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2c74efc603fa6577ac9f09deed357941a0cf350f03dc8331208fb088c56f2408', 
    'naKQj1ELsqIo0U5KjKb5gjtHaM77CfGOwsFXR+lHKwM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)