INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '515da2fe22fc0f07b5e4ab577c466bc79918f59d46ad5128476c77ccc3db818b', 
    'MHGFefu4oeF5IognZfrpUDi1lO0iFx0PkrN0Hzq/uB8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)