INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4dfe1cb84924d9b1f39d4de69885e54874a7fb2816d1f807a46338920ef8fa52', 
    'JfLJb0mQ2qAMcpLsoJ/jUudkfKxW4ZVr1kzGCIUR544=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)