INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b4a733c708aa6cad6e89b26171af0322ba8802f48110e197c65533c7a0875b6', 
    'P8SjVg7rF0Sh9QGR/gKgFAuugN7rKwIHBsKKGDN7c6E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)