INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f4a1534304252b5646f8e8a0141e68d8cd03dd0268313f6f94062888b3a0ab4b', 
    '6G4kSyzMLeiUnmfktdN5wzKZRnx5S3RLroIrZSklIhg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)