INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b664de0c41bfe1d67d9921f7fd52c78e702f753bb3a255f71533453188bdd1b', 
    '/Mkve/6XYIPEUDoFFqyHuIZ4I5Ck4enqhaGLN6K28jI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)