"Thu, 19 Dec 2024 19:38:34"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
19:38:34
General datetime
2024-12-19 19:38:34Z
For Database
2024-12-19 19:38:34
For HTTP1.1
Thu, 19 Dec 2024 19:38:34 GMT