INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b21e11df68fff3b51198ffd3a8f543d6252c2ec23d88a3be40ed2a33ea1311ee', 
    'kJXFY2URpWCvKSq/pnL868KB94NMEf+FAeGA5n0oHas=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)