"Sun, 29 Dec 2024 19:21:07"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
19:21:07
General datetime
2024-12-29 19:21:07Z
For Database
2024-12-29 19:21:07
For HTTP1.1
Sun, 29 Dec 2024 19:21:07 GMT