INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2c12f544c8b07c0affcc45204736230499bb365b0b4193dab618cee9064cbff9', 
    'MhPXlj4p4YB1oUf5Y3e0lT6XhGECtgNB1voLOUpnkns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)