INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b6343ba2f047c326978613a4b27e05c79b66a234cd6af68159ccac1bf7148e3', 
    '4ehCQMEpWTmNYXkgDr/6bYhjnDZWlFP7mmJycPBqvC0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)