INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6e9db858124e4e03e5b9269f7dfb84a4c3a7e86e6985872d2f4f946187ca695', 
    'dQmoVVyvG2hN/QpXwJSNvYd13DjWqXW9aCAoFxolwWY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)