INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e91a3cd9fe67704e05359abb9b9da381c4ab34d8e25889f9b356b408fd5130f', 
    'HjRMoEZRDXgWVYegEY5KcuV73AeQebrMqZi/PU/EsjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)