INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '748c8e845c46797265c9e9e045ceb15e3e8aa2f91d36124b57d483b5667fce2b', 
    'zSNT8aji2j0wLYKrlt2oBbO51woXFz9wrPBqwmPYh/g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)