INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b8bd8c8c30b009b4ac7b039a99d9293a5e5341752ad980668121085db537d41', 
    'BUh2yxANAn4L+oT0BWk2xHDfxk81GJM63Agf7ekbqow=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)