"Sun, 22 Dec 2024 23:47:52"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241222
Only TIME
23:47:52
General datetime
2024-12-22 23:47:52Z
For Database
2024-12-22 23:47:52
For HTTP1.1
Sun, 22 Dec 2024 23:47:52 GMT