INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '68fd9e6f5cea5678bb9a9c52da16690c40823dc37911257767a50a1785744884', 
    'DWmRHvDf2/8JlVwxHF2SS45doL5P0MWUKqokqloYNtw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)