INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '703217b73178f308f37880a3a23f0b24625e959941e5a49d3b8abdb3f8a10054', 
    'hj8EG0oUDClf0f8OznI8V3+3umHl386DMR3xTmSGHyA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)