INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e435a6dd3def2ec6314cbf28724553a37311c598a28365fd017712ccddf89d6f', 
    '9eDQ17jYP/Gj9YT5P2SbA8FLrkTzKhejn1i5vwfxWyQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)