INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '751ceccf19b922627c82f1350a9b1fd56871c499e74fb320bbb46e212799e6a2', 
    'T+7c2vVjp7J25HnNLw8k9/uNMOw/wk+nnG/gaBi6Nrc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)