INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f6e41cf7b520b5e6d54b46e33ac2854b71a28c539482c4752980a50d94dd272d', 
    'RsK1+nnx5KEj9KQH3EWSJHpwz+Z8jUdenEWgzUboLiY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)