INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a546ba8591c76e3e3af4d6493b20b3db01461d50c55f2b2662f15ff5e17c8d3e', 
    'bxCWcyhe1ACvGqQpCOW9456mruab3IKx+3N9Vdm79A4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)