INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50975834513c5419c699184c160d6ec231977aff831bad3f305f61c66dedc700', 
    'QM6ahEzbe2cSaGUsQcBtgh9PZUQn1VrDY57wTj43pz4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)