INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '339c0bc821a0e8cfd0ac77b15b3203ddb76019662b9a65e8925c39b44028f888', 
    'osTWNJ76w5maYDqZ63V0YXvf/V0d5OUuVrhF2tNZd/0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)