INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8415a0240198951173358fb878d0f5fad63667c7da80468936c87af78479edbb', 
    'mMd9A6TpqyiaYQcuvwVhr8hy1Jh7waPAP4Ed8RKtxWs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)