INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '259d680b80198e3bc17000b69bb4223efb474a9e78fefc6b5c0c13fe2e0f21c6', 
    'Twjh+/+HddtSLdpbNre2RzniKB7E2sgv8YTBZrdlUSo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)