Can an RFID card or keychain tag be programmed for a single use?

• sqlite_micro_logger_arduino

  2 162 3.3 C

  Fast and Lean Sqlite database logger for Arduino UNO and above

There is a tiny SQLite library for Arduino that works with SD cards. I haven't used it myself, but it's probably easier to get an Arduino right now than it is to get a Pi, so it might be worth investigating.

• InfluxDB

  www.influxdata.com featured

  Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

  

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