Query Run
select STR_TO_DATE('20060414231855', '%Y%m%d%H%i%S') 1 year ago
select STR_TO_DATE('20060414 231855', '%Y%m%d %H%i%S') 1 year ago
select STR_TO_DATE('20060414 231855', 'YYYYMMDD HHMMSS') 1 year ago
select STR_TO_DATE('20060414231855', 'YYYYMMDDHHMMSS') 1 year ago
select FROM_UNIXTIME(20060414231855) 1 year ago
select 20060414231855 1 year ago