INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b52a0dcfdf8624062cbc0a516abdcc7e6e816579555fe7aabde64985a597159', 
    'K8biYjP+7MKZYb9i5jqxDxHjBFX2CARQ9yFYHRPjiSk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)