INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b1cf001cfb5f285ef4bada0ad1f8a89894e845abbefd891502dccbc5275e76b3', 
    'CDHWkdDFZ+baltx3wjqlZzfxsCimdlJUJxp//BjSn7M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)