INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56f7dc8ec7d0aaaab406592dea03659c9957776301aa584f3cfa7922a24258b1', 
    'dG5Rum3CTrLo1uHe0pzlF5IdMK11K/9ju3Qd8IPjICs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)