INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300deb19d17ba48dec9551dbfb08b80453a7e54753134ebefc2aa17fc69954e6', 
    'ppzDtRlTz4+oRgcoHDw//QYuIIiFD8NPYni946FJT94=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)