INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6dfcd576807e2dd0ffff57d363361dc579733935b3893d6cfbbcd27cb7889ec', 
    'tnLK3aNtV+bb2VxnYzXVj2KFMpWWUEOHS8u4S9DKFls=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)