INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21103efe885fb32186ed99d9ffafcd3932c2a465608d91cc17f0cefe2371a35b', 
    'zom1jPqdJMpXoNlalG7CDutStZZ9dASufW8aVJwee9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)