"Sun, 14 Jul 2024 15:49:29"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
15:49:29
General datetime
2024-07-14 15:49:29Z
For Database
2024-07-14 15:49:29
For HTTP1.1
Sun, 14 Jul 2024 15:49:29 GMT