INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '73b3be6cc56ff888139953b77bac2463d8b527e58e10d8d529241e2c5b021abf', 
    '3sOh0JSIoGNmyz8BALdxaL8klq9BGW5eeEGDM5BG+As=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)