INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1a76a1da53f6d966000348ba7db106025d994b23e5fb0233f47b8a68f45dad59', 
    'J35U7SI7YlXvifjoJvg3N9uFgTBM5hPhO7DTfEixLtY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)