"Sun, 02 Jun 2024 22:18:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240602
Only TIME
22:18:20
General datetime
2024-06-02 22:18:20Z
For Database
2024-06-02 22:18:20
For HTTP1.1
Sun, 02 Jun 2024 22:18:20 GMT