INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8703ea843e99bb061e74d43958c22972778d673159962c3e587c12912b12e15c', 
    'kQp7YYE6wk0Sh5Stie/TQUMADfZtuotNy8yksMl7MFc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)