"Sun, 23 Jun 2024 10:34:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240623
Only TIME
10:34:00
General datetime
2024-06-23 10:34:00Z
For Database
2024-06-23 10:34:00
For HTTP1.1
Sun, 23 Jun 2024 10:34:00 GMT