INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b12db7ce68a645af2d08ec5dc384f6fe9bed85744bfb99a98c5720219fb5f572', 
    'xLVspmY1WHQRPYVEfwvCbo7ByIlTgFm25JM/UmDA5C0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)