INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8335323922a6afa30608357dc90c3fe4d5a721b2cd7264ab328194cf1ca6b2e', 
    'I7RwAO8sbVfd0NvK7+xXPeEwNh2g/ZjSotG2IakFZJo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)