"Sun, 18 Aug 2024 04:28:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240818
Only TIME
04:28:00
General datetime
2024-08-18 04:28:00Z
For Database
2024-08-18 04:28:00
For HTTP1.1
Sun, 18 Aug 2024 04:28:00 GMT