INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50687e35c2d3d7f7e2a092c63d04a21d96fd994f8c652bcd7ec33106a68522e0', 
    'XhKHlVlYxXzDQbWXQFZ22Au6cxpEyicY0Jibvx7yxis=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)