INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b4cf43e3a2835811d78d7d3231af991bafbcfc64d0c61c33b20a641a6a233a5', 
    '+w7RvkJKkAcYXwsqqazUDxkpu9+FDxb6FaqTsc7zKPQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)