INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50dce98438acbb13553902a670c11cbdd17caed5e84a29853ccac7eb63f96caa', 
    'Mq4UQn4qqb7cqJzWoe6nMjy5iDLjVToGnAhSsKpGeuk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)