INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8ecfd7d894c47922537fb532e2c29f65e6f179e90f7e290a59f8bfb9bd443dc', 
    'QPSQjPOmWojcfhU8Iw5zOUnaA9vi+SO9VprKc02ZlY0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)