INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81108652c92472f70488870388109fa57dfdd5a9521ee7e3ac4736d36a3bef4f', 
    'Kg5TLXTknEQJIYhWgevJH0Yahj+tX/JzHlk9/8OzwKg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)