INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4938af3e58d2e882a44fb3a32ff59a5432bfc7694594b0377442172a6a6658f5', 
    'fzvnl83hU04ZQVpnfVRz7d15z6G7aeBB75BW+RApMAs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00047

Result

int(1)