INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f575d9362f3caf0c31cba4e9c1162974aedd02bd911255dc959ade86e2df525', 
    'dFIsCtUdZlEMUFfBxVFsbS0abm3cG1eAtD4zqK7JOVs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)