INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4429c8f4b73c6347e65e67d9886cfc6121eb4c6ca172f9532ba369ca234493a', 
    '30Z2JRkeDWrsR4Qsf4ScABt9OzpGKr0Puw2z9nyPjsY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)