INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '49ba15674e1f3db5d04816f995f18189db302c7ab3649f9151d92cb1badc0d15', 
    'u51mYLDFii0B6kmWhrifo8PVpQvoUQ4Jeld3j0ZftW4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)