INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5439bcb203279ca62932a7627a7d11f8eb0261c52c8652c33ff4d5babba45770', 
    'r8Q4Wm/GXb6KNLs7lSwSbiOayGcNJsKkjoJLlx2M7nc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)