INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8f387ed4f6a8fa575eb4bf9f4058460eaed9487a418f581a7a20eb6812e6c50a', 
    'RQrvKEbchRgu3Mg+Xya36A/B0HM0EJeLpM7Srlc4cJw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)