INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b5b8a99a8d6d8cb4411e45d29a1090161fcaa197600a318c2eb920ff113f9aef', 
    'nx5NGbHmwPYzQaqz4BDUGWV//KCRtetO4k57DoXTIaE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00019

Result

int(1)