INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e4b86065108dbdb209be01b9d1461268c7ed7a91034afef62ef5d32239d9eb6', 
    'wbm6yj6JwMgPsVPDEYXQm4mtfR6x1fAK73ggniyywYs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)