INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec21cd65b636487c0dd8924a3b027f566f923893e6a6585557192dc2d976f446', 
    '8DLWKsYAUdCsCD74/mK6lrFGhVDaSbicukO9oK/tswY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)