INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b1e91be8ff578548bf5354df72336443f7b4dc628c9761a8d243fc488be46387', 
    '15iSsq10USXLa5PgiuS5xBkHKZ8zHT/TO9bnxSZkiA0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)