INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15d031d19d2db7d2eaf362d6418d8d1dd353a439b0346a0cb4e699861e94ce88', 
    'MU2aMP4KmXhCOGSfw6CTC2rsAsLd5kAnWU6Rjuka9sI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)