INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6602c3b4e8da3cfb30b42d365fd323e021dd5ff3995aa059c26f987491e984c9', 
    '4Nga+7TnJXK83oSRKI4aV75Lk3xbAvKDJkjQrtnYYmY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)