"Sun, 02 Jun 2024 13:21:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240602
Only TIME
13:21:04
General datetime
2024-06-02 13:21:04Z
For Database
2024-06-02 13:21:04
For HTTP1.1
Sun, 02 Jun 2024 13:21:04 GMT