INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7e0cba78c2743151a7bb2c13f084472bfd1a11b4d856edab55a940aacd2a27f', 
    'PZjHF/3EzTibKbt60dc3xFeQHCKIdPdb3A207mrfO0Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)