INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fe2e636c414e4d286c2254e7aaa9e6a8a9b02f502fb02088035e7c8d17887da', 
    'Jw1e1pPacKBkWZ46BAot0fGjRgk3VZXmCqgYD2E/5B0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)