INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1603e9435c0e151aa924a048e9de60d24bd428538622e6a22217e19e388c41a5', 
    '8J/JQFYf8MyNcptSuOsAbgkxb4QJCEDNqsryKUC2W0A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)