INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4ced4fa1bf6794d0704e4acc6c77d14b528e4d877cf1a213f6b823a72615592', 
    '+0lXj/HthNiwJ/xCoVMG1XWkWPv0T4exzB94AznTw0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)