INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6458592fd97377032626f518a5303e2f20f3af0bb55e971c995d01c9d58dc58', 
    'trZjCq2xzdV75eLuQOEOqaVmzhODWui8Ug2Hb/OjrSk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)