INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3763137c4dcf5a7a8362642726953641a18616f7784b8393f6316ffebd61cdf3', 
    '6xR6EoWk4w5DXctcDwHeGWGf+xvOctBvmyODBfSiABc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)