"Sat, 28 Dec 2024 16:38:57"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241228
Only TIME
16:38:57
General datetime
2024-12-28 16:38:57Z
For Database
2024-12-28 16:38:57
For HTTP1.1
Sat, 28 Dec 2024 16:38:57 GMT