INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '894f78938d72e38b7aa14142c8fb3be1de1e27984e42ddbfa62d4e9ddf27bed5', 
    'QaqNAOuqShklDQS3WipsqizvsrIQjEZY1dgmKvcEqXI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)