INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e3ada38282f6dec281d04b8cc6de4cb0dbe6e62a7f82007ea442a8f0b4c6c68', 
    '6MIOt6NvKW0C0LQfp/J3qkCV6FKj1QMUYPfGBpU+EA0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)