INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '946974cebb05cafa1e1017c0096dc2635f433caaaf7cd809f560187586d09b52', 
    '2XO8sjpEi1Io2wQ6fjoEOVBp7mKA/1i4uFjbNrn5pPA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)