INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21be665fe003a21e52eea074412a26f6d75cf38de9bf35fb9fbcf0b60304f793', 
    'A+u3s0mWYwxVzeA5f2uOD9pHuPrgCrmFH7zUHp7S/gs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)