INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15fb39fbd0e7a0b5650d5f9d302160cd88ee83969fbb1ea423b0967bec735b92', 
    '3Jl9n0EI1oCfaFv6zOeY3OvuGrQ6fKFpbkMCpQ0Sh+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)