"Sun, 29 Dec 2024 19:52:17"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
19:52:17
General datetime
2024-12-29 19:52:17Z
For Database
2024-12-29 19:52:17
For HTTP1.1
Sun, 29 Dec 2024 19:52:17 GMT