INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a21ac39ff646a0f0eb38538cdbaf9c9fa156cf94db911f56f8319007d1a0f523', 
    'CABco+o68XQHn1Xnd+lOnEesSTQCPxiB6cbHj6aCnvY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)