INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a4e688232e2f25500946f45d55459c4d935ee75863fefed2df280cb263e0c47', 
    'uVzYk2eiE2qJLPTfXVhcVyBEwtfYo1yXYx1ZBYtt+YM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)