INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ee834f7d9a16740493860788fcad142dd97a92014951b9fe290e56171bbddc8', 
    'iZcntlgbAFhRClWHiPVIdoqIBVjjniJzd4U3ruGbhjc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)