INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '939738125a00d509841b4963059242327a83018262badf7ca7c2f40c75d7a3f1', 
    '4pPQIw/ArweNk5KuQV6iteuRdjJw/NiUHszo4hR1jXo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)