INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c3e3751a5586de0b522511da804141ac20deab8690a743640469554191c92485', 
    'eiy3pIqPKMMSkrUpA7bUv9Hpp5JyXpAKMfTGT5/Mr5E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)