INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81c9ac9e35780f7326e41ff403e18e1f668c44dd3d7a27104265afd53f945ff8', 
    'rEUzOcHNI5rYO7iqZ3XKvoOV85KGh5HoZe3UoYFYKsg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)