"Sun, 18 Aug 2024 11:43:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240818
Only TIME
11:43:57
General datetime
2024-08-18 11:43:57Z
For Database
2024-08-18 11:43:57
For HTTP1.1
Sun, 18 Aug 2024 11:43:57 GMT