INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b6693a991d8eb1d1de60da3a2e774d517b34039676735236645e50a569b0189', 
    'Nb5zTONA0cDTF1xErQrem0w4AxSu+9V1NDWFZVUIPLw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)