"Sun, 21 Jul 2024 00:20:26"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240721
Only TIME
00:20:26
General datetime
2024-07-21 00:20:26Z
For Database
2024-07-21 00:20:26
For HTTP1.1
Sun, 21 Jul 2024 00:20:26 GMT