INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a540aee04a28e1b799e7b967496a6ea9eb61ed7b3d1688e2cfec4cfb6af9868', 
    'pHWRcUQLp7FT5U56YnEV7FnxML2akKRd8i+z6LNxIzA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)