INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7d50fddcb24a424c487ee2e8788c8efdedbf1e6a296f39b791443cdb6904ff4d', 
    '15g2kdFTA8Yh5RT1OsYw2DulnOZav14ZCtpLaxy/fiE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)