INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e16b1296bfb2223e14c2007a40f7a874d4700e7cc41ab027309d8345639f9337', 
    'ajsXBE34EV5dzDk2lOPY3jkLveIMkgnsK3PDAhmpspA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)