INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39a7c86280d19b3e01e0a0cc822a91caada3a295edbb49208432779e00950916', 
    'h7vWi9yQRZknMrMld9AWcM/U1o5XbmKUyUD649uQ4qo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)