INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3255aa231bb81ed12c6b11923dc3ac75f8636289cbe8f3b29212a4bc330da568', 
    'xEbL1gF4p3jqUV5y+o79uKBR4JkU6EHRd85S3OgX/WM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)