INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '893a1dbdcbd8631dddf0042cde27f864583f19018afb54589e88bb13a537b20b', 
    'Bj4Kl1SOWW5GQuyMEtK3IoslvwbCzVZWzsv0usCdF9E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)