"Thu, 19 Dec 2024 04:49:49"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241219
Only TIME
04:49:49
General datetime
2024-12-19 04:49:49Z
For Database
2024-12-19 04:49:49
For HTTP1.1
Thu, 19 Dec 2024 04:49:49 GMT